Find the greatest weight which can be contained exactly in 3 kg 7 hg 8 dag 1 g and 9kg 1hg 5dag 4g.
A
1 hg 9 dag 9 g
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B
1hg 8 dag 9 g
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C
2 hg 8 dag 8 g
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D
2 hg 9 dag 9 g
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Solution
The correct option is A1 hg 9 dag 9 g 3kg7hg8dag1g=3781 9kg1hg5dag4g=9154 The greatest weight required is G.C.F. of 3781 and 9154 Using Euclid algorithm 9154=3781×2+1592 3781=1592×2+597 1592=597×2+398 597=398×1+199 398=199×2+0 Hence greatest weight =1hg9dag9g